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The MERIT BRASS 2148-600 is a brass pipe nipple designed for use in plumbing, HVAC, and industrial piping systems where a short threaded connector is needed between fittings, valves, or equipment. Measuring 3 inches in diameter by 6 inches in length, this nipple provides a reliable, corrosion-resistant connection in both liquid and gas service applications. The all-brass construction delivers durability in environments where steel would corrode, making it a standard choice for licensed plumbers and pipefitters working on potable water, hydronic heating, and light industrial systems.
This pipe nipple is suited for residential and commercial installations requiring a 3-inch threaded connection. Common applications include connecting pipe runs to flanged equipment, extending valve assemblies, and making up close-coupled connections in mechanical rooms. At 3 inches by 6 inches, this is a heavy-duty nipple appropriate for main distribution lines and larger branch takeoffs rather than small-diameter domestic supply work.
Designed as an OEM-style replacement or new-installation fitting for 3-inch NPT piping systems using standard brass threaded components.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable local plumbing codes and IPC requirements. Shut off and depressurize the system completely before removing or installing any threaded fittings. Apply an appropriate thread sealant or PTFE tape rated for the service medium before makeup. Do not over-torque brass fittings, as brass threads can gall or crack under excessive force.
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